(19)

(11)

EP 3 020 084 A1

(12)

(43) Date of publication: 18.05.2016 Bulletin 2016/20 (21) Application number: 14734470.9 (22) Date of filing: 30.06.2014

(51) International Patent Classification (IPC):  H01M 4/36(2006.01) H01M 4/525(2010.01) H01M 4/505(2010.01) (86) International application number: PCT/EP2014/063874 (87) International publication number: WO 2015/003947 (15.01.2015 Gazette 2015/02)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (30) Priority: 08.07.2013 EP 13175541 (71) Applicant: BASF SE 67056 Ludwigshafen am Rhein (DE)	(72) Inventors: KRKLJUS, Ivana 67063 Ludwigshafen (DE) VOLKOV, Aleksei 67065 Ludwigshafen (DE) SÜLING, Carsten 67227 Frankenthal (DE) (74) Representative: BASF IP Association  BASF SE ZRX-C6 67056 Ludwigshafen 67056 Ludwigshafen (DE)